Using the "panic button" would securely erase all of that information on a phone, and also send out a warning to everyone else to be careful.
Since the U.S. Government asked Twitter to delay a scheduled update to allow Iranian users continue to use the site during the 2009 election protests, the administration has realized the usefulness of Internet and other services for activists. However, it has also noted how many oppressive governments can, and do, implement blocks and censorship to make it hard for people to communicate or get certain information.
The state department has been working with technology firms to develop circumvention technology intended for use to get around state firewalls easily and on methods for activists to protect their communications and information from snooping.
"We're working with a group of technology providers, giving small grants," Michael Posner, assistant U.S. secretary of state for human rights and labor. told reporters. "We're operating like venture capitalists. We are looking for the most innovative people who are going to tailor their technology and their expertise to the particular community of people we're trying to protect."
The department has been criticized by lawmakers for taking too long to develop and promote the use of these new tools, but Posner said things are beginning to speed up now.